If we see the previous performance in this matter then now to check this is stepwise. There are many key step that will be clear you confusion in the testing system. To check any application there some step follow for the better services-

• Load testing
• Stress testing
• Endurance testing
• Spike testing
• Volume testing
• Scability testing
• Long load time testing
• Poor response time testing
• Bottleneck testing

So from this testing method we can easily measure the performance of application.
In the field of it the name of novel web creation is very recognize, to know about the better services of it. http://www.novelwebcreation.com/quality-assurance-and-testing.php